import java.util.Scanner;

public class Text1 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();

        for(int i = 0;i<n;i++){

            for(int j = n-i-1;j>0;j--){

                System.out.print(" ");

            }

            for(int k = 2*i+1;k>0;k--){

                System.out.print("*");

            }
            System.out.println();
        }


    }
}